Home / 16,105.80-24,163.26-5,718.60

Finding the Fourth Proportional to 16,105.80, 24,163.26 and 5,718.60

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Solution

The fourth proportional to 16,105.80, 24,163.26 and 5,718.60 is: 8,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,105.80 : 24,163.26 = 5,718.60 : x
  2. Step 2: Convert to fraction form
    16,105.80/24,163.26 = 5,718.60/x
  3. Step 3: Cross multiply
    16,105.80x = 24,163.26 × 5,718.60
  4. Step 4: Simplify right side
    16,105.80x = 138,180,018.64
  5. Step 5: Solve for x
    x = 138,180,018.64/16,105.80
  6. Step 6: Final answer
    x = 8,579.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.